This blog aims to provide the latest news and comment relating to Peak Oil, and related issues such as supply of other fossil fuels, renewable energy, sustainability and finance. Global issues are covered from a UK perspective.

It's in five parts, and well worth watching. He explains why societies become complex, and what this costs them in terms of resources and money, then goes on to discuss examples of why complexity contributed to the collapse of past societies. He concludes by relating this to our present society, which has only managed to survive an increase in complexity through the use of a subsidy - fossil fuels. Of course, the problem is that this subsidy is pretty much at its peak now, and will start to decline, therefore requiring a decline in our society's complexity...

Here's the videos (p.s. if they don't all display, just reload this page):